Avian influenza A(H5N1).
D000818:Animals; D001717:Birds; D002681:China / Q000453:epidemiology; D004196:Disease Outbreaks; D006801:Humans; D053124:Influenza A Virus, H5N1 Subtype; D009980:Influenza A virus / Q000302:isolation & purification*; D007251:Influenza, Human / Q000453:epidemiology*; D013785:Thailand / Q000453:epidemiology; D014744:Vietnam / Q000453:epidemiology